CN104120639B - Ballast is dried and the device and its operating method of temperature control - Google Patents
Ballast is dried and the device and its operating method of temperature control Download PDFInfo
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- CN104120639B CN104120639B CN201310160781.6A CN201310160781A CN104120639B CN 104120639 B CN104120639 B CN 104120639B CN 201310160781 A CN201310160781 A CN 201310160781A CN 104120639 B CN104120639 B CN 104120639B
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Abstract
Ballast is dried and the device of temperature control, the device include the present invention relates to a kind of：Microwave heating component (20), the microwave heating component (20) supply microwave to remove the moisture in ballast to ballast；And temperature-control units (40), the temperature-control units (40) are by supplying hot wind or cold wind to adjust the temperature of ballast to predetermined temperature.The invention further relates to a kind of methods for operating device as described above, comprise the following steps：By elevating mechanism (30) microwave heating component (20) is made to drop to down position；Microwave heating component (20) is driven to provide microwave to ballast, to remove the moisture in ballast；Hot wind and/or cold wind are supplied using temperature-control units (40) adjusting the temperature of ballast to predetermined temperature；And by elevating mechanism (30) microwave heating component (20) is made to rise to raised position.By the way that microwave heating technique and Convective Heating technology are used in combination, the drying of railway roadbed and ballast and temperature control efficiency will be largely increased.
Description
Technical field
It is dried the present invention relates to a kind of ballast to ballasted track railway roadbed and the behaviour of the device of temperature control and the device
Make method.Specifically, it is combined the present invention relates to a kind of using microwave and conventional heating methods come to ballasted track railway roadbed
Ballast be dried and the device and its operating method of temperature control.
Background technology
Ballasted track railway roadbed is often referred to be laid on the ballastway between sleeper and roadbed.It is the basis of rail frame, main
It is supporting sleeper to act on, and the huge rolling stock load that rail and sleeper are transmitted is uniformly distributed on roadbed basal plane, with
It reduces subgrade deformation and ensures traffic safety.In addition, ballastway also has the effects that bumper and absorbing shock.Ballasted track railway roadbed versatility
Well, usage history is long, construction cost is low.Ballasted track railway roadbed is formed based on ballast building stones, and abundance, price are low
It is honest and clean, and with elasticity and maintenanceability, have a wide range of applications on world's railroad track.
Recently as people's trip and the rapid growth of cargo transport, there is quarrel rail for what is used always in railway transportation
Road railway roadbed also proposed higher requirement.Ballasted track railway roadbed subjects at a high speed and heavy haul train is transferred to it through rail and sleeper
On substantial load.Under the action of substantial load, the ballast for forming ballasted track railway roadbed is easier to send out over time
Raw collision, displacement and broken desertification, so as to cause the deformation of ballasted track railway roadbed, functional deterioration.Therefore, it is necessary to often it is carried out
Time-consuming, laborious maintenance, it is of a high price.
In order to meet the high request to ballasted track railway roadbed, reduce at a high speed or the huge momentum and load of heavy haul train are to having
The impact of quarrel ballast bed of track, usually carries out curing reinforcing so that have quarrel rail to ballasted track railway roadbed using polyurethane foamed material
The ballast of road railway roadbed is less likely to occur to collide, crush, shift and desertify, and is moved back so as to slow down the deformation of ballasted track railway roadbed and function
Change, extend the maintenance cycle, improve service life.
Before polyurethane foamed material is used to cure ballasted track railway roadbed, it is necessary to ballast is dried and temperature control
System.Drying steps include ballast is heated to dry moisture and steam therein.Polyurethane foamed material can be generated with water
Influence huge reaction, it is therefore necessary to remove moisture and steam completely from ballast.On the other hand, the temperature of ballast can also influence
The chemical reaction velocity of polyurethane, it is therefore necessary to be adjusted to be conducive to control to gather by the temperature of ballast by temperature controlling step
Within the temperature range of urethane chemical reaction.
Chinese utility model patent document CN202106502U, which is disclosed, a kind of to be dried and controls to ballasted track railway roadbed
The method of temperature.This method, which is directed to, cures newly-built ballasted track railway roadbed using polyurethane foamed material.This method is made
Device include dehumidifying section and temperature-control units, wherein, dehumidifying section include drying air fan, heating part, high-pressure air hose and
Dry fan housing, temperature-control units include temperature adjustment blower fan and temperature adjustment fan housing.In operation, dehumidifying section and temperature-control units are used in series,
It is dehumidified to ballasted track railway roadbed using dehumidifying section, ballasted track railway roadbed is controlled using temperature-control units first then
Temperature.
Australian patent application AU2011247647A1 disclose it is a kind of similar to CN202106502U to there is quarrel rail
Road railway roadbed is dried the method with temperature control, and this method is equally specifically for using the polyurethane foamed material to have quarrel rail to newly-built
Road railway roadbed is cured.Device used in this method also include dehumidifying section and temperature-control units, structure with
CN202106502U is similar but overall power bigger, higher.From CN202106502U disclosed in unlike method, in the device
During work, dehumidifying section and temperature-control units include the pressurization airtight member for being arranged on the device periphery, with ballasted track railway roadbed
Form airtight construction.Compared with method disclosed in CN202106502U, the drying of this method and temperature control efficiency are significantly carried
It is high.But this method still can be effected by environmental factors.For example, in rainy season, the expansion rate of polyurethane can be subject to
Steam significantly affects.
It is recited above ballasted track railway roadbed to be dried and the apparatus and method of temperature control are suitable only for newly-built having quarrel rail
Road railway roadbed, and heating/rate of drying be subject to environmental factor (such as, if it is rainy) and environment temperature influence.To existing line
Ballasted track railway roadbed or the ballasted track railway roadbed of serious pollution then can not effectively be dried.Use conventional convection heating side
Method (such as using high-pressure hot air, compressed air, high steam) removes moisture to reach drying effect, it is necessary to right for a long time
Ballast is heated, thus often to expend longer heating time.Particularly when ballasted track railway roadbed heavy contamination or there is quarrel rail
When the depth of ballast of road railway roadbed is more than 35 centimetres, high-pressure hot air, compressed air, high steam etc. are difficult the railway roadbed of penetration stain
And lower part ballast is effectively dried.This kind of conventional convection heating means penetrability is poor, thermal inertia is big, and railway roadbed is caused to exist
Phenomena such as residual activity, " overheat ".In order to reach the cured processing temperature of suitable polyurethane material, after railway roadbed " overheat ", also need
Cooling temperature control is carried out to ballasted track railway roadbed with pressure-air.
WO2006031841A2 discloses a kind of with vehicle-mounted mobile microwave heating equipment laser heating asphalt highway
Method.The equipment includes 100KW/915MHz microwave generators, microwave power supply, fork waveguide, waveguide and microwave applications case and bavin
Oil machine convection heating equipment.In operation, the microwave energy generated microwave generator by waveguide of diverging is uniformly divided into mutually
Two parts microwave in 90 °, and microwave energy is made to be evenly distributed in microwave applications case.The heating unit passes through microwave applications case pair
Highway or planar architectural structure carry out laser heating.But due to including rail in ballasted track ballast bed structure and wherein containing
The sleeper of reinforcing bar, method disclosed in WO2006031841A2 can not be used for that ballasted track railway roadbed is dried.
Therefore, it is badly in need of that research and development are a kind of to be dried ballast and the device of temperature control, the device can be effectively from roads at present
Moisture and steam are removed in quarrel, to ensure that polyurethane foamed material can be smoothed out the curing operation of ballasted track railway roadbed.
The content of the invention
It is an object of the present invention to provide one kind can quickly and efficiently dry ballasted track under all weather conditions
The device of railway roadbed, to overcome the limitation in terms of dry and heat ballasted track railway roadbed in the prior art.
It is dried it is a further object to provide a kind of ballast to ballasted track railway roadbed and the technology of temperature control,
More particularly to microwave heating technique and Convective Heating technology are used in combination quickly may be used to the progress of the ballast of ballasted track railway roadbed
By ground drying and temperature control.
The first aspect of the present invention is related to a kind of ballast is dried and the device of temperature control, the device include：Microwave adds
Thermal part, the microwave heating component supply microwave to remove the moisture in ballast to ballast；And temperature-control units, the temperature-control units
By supplying hot wind or cold wind to adjust the temperature of ballast to predetermined temperature.
The device can also include elevating mechanism, which is connected with microwave heating component, so that microwave heating portion
Part lifts between raised position and down position.The elevating mechanism can include lifting column, stent and can on rail
The multiple idler wheels rolled, the rack-mount side of temperature-control units, microwave heating component are lifted by lifting column below stent.
By using the elevating mechanism with said structure, microwave heating technique is made to be applicable to ballasted track railway roadbed.
Microwave heating component can include the frame being connected with elevating mechanism, from top to bottom be arranged each other since frame
Magnetron, waveguide, resonator and the even ripple device of connection, so that the microwave that magnetron is sent passes through waveguide resonant cavity from even ripple device
Output, heats ballast.
In the first preferred embodiment, magnetron can be the household small-size magnetron of 2540MHz.Preferably implement second
In example, magnetron can be the industrial large-scale magnetron of 915MHz, and waveguide can be that microwave is imported resonator and even ripple device
Fork waveguide combination, the one end for the waveguide combination that diverges is connected with resonator, and the other end is connected by circulator with magnetron.
Prevent the containment member of microwave leakage and leakage from can restrain device in addition, frame can be equipped in its peripheral position.
By using the microwave heating component with said structure, enable microwave energy equal on ballasted track railway roadbed
Even distribution, so as to uniformly effectively dry ballasted track railway roadbed.
Temperature-control units can include high pressure positive blower and air supply duct, and high pressure positive blower is connected by air supply duct and external hot air source
It is logical, selectively to supply the temperature controlled gas for including at least one of hot wind and cold wind.
By using the temperature-control units with said structure, can combine microwave heating technique and Convective Heating technology makes
With.In addition to dry ballasted track railway roadbed, ballast temperature can also be quickly adjusted to suitable for control polyurethane foam reaction
Temperature range.
The second aspect of the present invention is related to a kind of method for operating device as discussed previously, comprises the following steps：Pass through
Elevating mechanism makes microwave heating component drop to down position；Microwave heating component is driven to provide microwave to ballast, to remove
Moisture in quarrel；Hot wind and/or cold wind are supplied using temperature-control units adjusting the temperature of ballast to predetermined temperature；And pass through
Elevating mechanism makes microwave heating component rise to raised position.
The present invention can obtain following technique effect：
Since microwave heating thermal inertia is small, microwave is instantaneous heat temperature raising to hydrone heating, therefore there is no " remaining for railway roadbed
Heat " phenomenon, for automatically control with serialization heat and foam for it is extremely advantageous.In addition, by by microwave heating technique and
Convective Heating technology is used in combination, and the drying of railway roadbed and ballast and temperature control efficiency will be largely increased.
Description of the drawings
In order to further illustrate the overall structure of the device of the invention, below in conjunction with the drawings and specific embodiments to this
Invention is described in detail, wherein：
Fig. 1 be the present invention ballast is dried and the device of temperature control is seen along the first direction parallel with railroad track
Overall structure diagram, wherein elevating mechanism is in down position；
Fig. 2 is the overall structure diagram that apparatus of the present invention are seen along the first direction parallel with railroad track, wherein rising
Descending mechanism is in raised position and high-pressure blowing-in component is omitted；
Fig. 3 is the overall structure diagram that apparatus of the present invention are seen along the second direction vertical with railroad track, wherein rising
Descending mechanism is in raised position and high-pressure blowing-in component is omitted；
Fig. 4 shows the top view of apparatus of the present invention, microwave heating component by 2540MHz household small-size magnetron structure
Into；
Fig. 5 shows the top view of apparatus of the present invention, microwave heating component by 915MHz industrial large-scale magnetron
It forms；
Fig. 6 show ballast is dried and temperature control during apparatus of the present invention and miscellaneous equipment be connected with each other
Schematic diagram；And
Fig. 7 is to show the overall structure diagram of apparatus of the present invention with Fig. 2 similar modes, wherein particularly illustrating height
The state that force feed wind part is interconnected with air supply duct.
Specific embodiment
Below with reference to description of the drawings the present invention ballast is dried and the most preferred embodiment of the device of temperature control and its
Working method.
Refer to Fig. 1, the figure shows the present invention ballast is dried and the overall structure of the device of temperature control signal
Figure.It can be seen that the device includes microwave heating component 20, elevating mechanism 30 and temperature-control units 40.Microwave heating component 20 is used
In the ballast supply microwave to ballasted track railway roadbed to remove the moisture or steam in ballast.Elevating mechanism 30 and microwave heating portion
Part 20 connects so that the microwave heating component 20 carries out lift work between raised position and down position.Temperature-control units 40 are logical
The mixed gas for crossing supply high-pressure hot wind, cold wind or hot wind/cold wind is sent out with adjusting the temperature of ballast to suitable polyurethane material
The temperature of bubble.
Fig. 1 to 3 all illustrates the schematic diagram by the device of the invention placement on the railroad track, wherein, the sight of Fig. 1 and 2
Examine the extending direction for being oriented parallel to rail, and the direction of observation of Fig. 3 perpendicular to rail extending direction (that is, parallel to sleeper
Direction).It can be seen that rail 11 is laid on the sleeper 12 of more parallel arrangements, and these sleepers 12 are placed on ballasted track
On the ballastway 13 of railway roadbed.In fig 1 and 2, the horizontal plane of ballastway 13 is shown by dashed lines.
Microwave heating component 20 includes frame 26, and the top surface of frame 26 is connected with elevating mechanism 30, the bottom surface peace of frame 26
Equipped with multiple rows of microwave generator.For example, being shown in Fig. 1 and 2 four row's microwave generators are installed on frame 26, and Fig. 3 is shown
Often row's microwave generator is made of four microwave generators.But those skilled in the art it should be appreciated that
Can also according to actual conditions set different number generator, for example, set a row, three rows, five row's microwave generators or
Often row microwave generator be made of two microwave generators, these embodiments should all be included in protection scope of the present invention it
It is interior.
Each microwave generator is made of magnetron 23, waveguide 24, radial pattern resonator 25 and even ripple device 22, they are from frame
Frame 26 starts to arrange arrangement from top to bottom successively and communicate with each other.Specifically, magnetron 23 is mounted on 26 lower section of frame, with
As frame 26 and elevating mechanism 30 rise or fall.One end of waveguide 24 is connected with magnetron 23, so that magnetron 23 is sent
Microwave transmission pass through.The microwave input port of resonator 25 is connected with the other end of waveguide 24, and microwave delivery outlet and even ripple device
22 connections, so that microwave equably exports after by resonator 25 from even ripple device 22, carry out ballastway 13 below
Heating.
Waveguide is used to implement the transformation tasks such as microwave transmission, connected, coupling and changed course.Electromagnetic field is limited in by hollow waveguide
In the space of waveguide, to avoid radiation loss.Waveguide is divided into straight wave guide, bent waveguide, waveguide bend and twisted waveguide by shape and function,
Three kinds of waveguides are used for changing transmission direction after wherein.Microwave heating frequently with the waveguide with rectangular section, form be with
The elongated hollow metal tube of rectangular section.The interior empty size of waveguide is the key that ensure transmission high-order type ripple, i.e., determines institute by it
The cutoff wavelength of the high-order type ripple of propagation.The necessary smooth no crator cusp of waveguide inner surface, because any asymmetric or irregular
Part is all radiated the main mould energy absorbed by waveguide input and again, and motivates other type ripples.In this way, it will result in
Magnetic distribution is irregular, and heating effect is made a significant impact.
As it was earlier mentioned, microwave heating component 20 can move between raised position and down position.As shown in Figure 1,
When microwave heating component 20 is in down position, even ripple device 22 is between sleeper 12 and most short with the distance of ballastway 13,
In this way, the microwave sent from even ripple device 22 can play maximum heating effect.As shown in Figures 2 and 3, when microwave heating component 20
During in raised position, even ripple device 22 is away from ballastway 13 and railroad track and positioned at their top.
Device 25 can be restrained by being both provided with containment member 27 and leakage in the surrounding of frame 26, be sent with to prevent microwave generator
Microwave leakage.Containment member 27 and leakage can restrain device 25 and may be designed to flat foldable compared with frame 26, to need
When be folded down and play the role of blocking.
Leakage energy suppressor 25 can be made of following several types：(1) cut-off wave conduction, such leakage energy suppressor profit
The principle being strongly attenuated when being propagated with microwave energy in cut-off waveguide；(2) waveguide slot suppressed FCM, such leakage energy
Suppressor adds one group of short circuited waveguide at the broadside of the discrepancy port of microwave heating component；(3) fold formula, it is such
A series of waveguide slot of equal lengths is periodically arranged in main waveguide by leakage energy suppressor；(4) resistive suppressed FCM, this species
The leakage energy suppressor of type utilizes the material with good microwave absorbing property to be adhered to its end to absorb microwave energy.
Elevating mechanism 30 is made of lifting column 31, stent 33 and multiple idler wheels 32.As shown in Figure 1, temperature-control units 40 are pacified
Above stent 33, microwave heating component 20 carries out lift work by lifting column 31 below stent 33.Stent 33
Rear and front end is all provided with there are two idler wheel 32, to allow elevating mechanism 30, the temperature-control units 40 on its stent 33 and connection
Microwave heating component 20 below its stent 33 is advanced on the railroad track.
Fig. 4 is referred to, the figure shows a kind of preferred arrangement modes of elevating mechanism 30.It can be seen that compared with rail
Extending direction, elevating mechanism 30 is made of front and rear crossbeam and two longerons being connected between front and rear crossbeam, and at two
Two crossbeams are mounted between longeron again, to fix the lifting column 31 of elevating mechanism 30.In the embodiment shown in fig. 4, rise
Descending mechanism 30 is equipped with four rolling 32 altogether, they are separately positioned on the both ends of front and rear crossbeam.But the common skill of the art
Art personnel according to actual conditions, can also change installation position or the quantity of lifting column and idler wheel.Obviously, before elevating mechanism 30
The distance between two idler wheels of side and rear side should be equal with the width of railroad track, and elevating mechanism 30 is by these idler wheels 32
Advance on the railroad track or retreat.
As shown in fig. 7, temperature-control units 40 include high pressure positive blower 42 and air supply duct 41, high pressure positive blower 42 passes through air supply duct
41 connect with external hot air source.When needing to supply cold wind, high pressure positive blower 42 works independently, and external high pressure cold wind is sent under
The ballastway 13 of side；When needing to supply hot wind, high pressure positive blower 42 is by air supply duct 41, by the hot wind from external hot air source
It send to the ballastway 13 of lower section；High pressure positive blower 42 can also supply the mixed gas of hot wind/cold wind simultaneously, so as to by ballastway 13
Temperature adjust to the temperature of suitable foaming polyurethane material, and remove moisture and steam completely from ballast.
Two preferred embodiments of the present invention will be introduced on the basis of the above below.
Embodiment 1
Fig. 4 is referred to, the household small-size magnetron 23 of 2540MHz can be selected in the microwave heating component 20 of apparatus of the present invention,
The power of the magnetron is 2KW to 5KW.This magnetron build is smaller, can be with waveguide 24, radial pattern resonator 21, even ripple device
22 form ophitron, and export microwave from even ripple device 22.In the present embodiment, microwave heating component 20 is by a series of
Series-parallel ophitron composition.As shown in figure 4, microwave heating component 20 includes the equal microwave heating in four row intervals
Generator, the interval and sleeper interval are roughly equal.Often row's microwave generator is made of four microwave generators, these microwaves hair
Raw device is symmetrical along rail center line.For example, in Fig. 4, larger-size microwave generator is symmetrically dispersed in distance Iron
The nearer position of rail center line, and the smaller microwave generator of size is symmetrically dispersed in the position apart from rail center line farther out
It puts.According to speed of application demand, the quantity, size and distribution distance of microwave generator can suitably be adjusted.
Embodiment 2
Fig. 5 is referred to, the industrial large-scale magnetron 29 of 915MHz can be selected in the microwave heating component 20 of apparatus of the present invention,
The power of the magnetron is 75KW to 100KW.Due to the bulky of 915MHz magnetrons, this magnetron can be arranged on
The rear end of microwave heating component 20.It, can be according to speed of application demand by 2 to 4 magnetic controls in general, to avoid the waste of microwave
29 connection in series-parallel of pipe together, and passes through the waveguide combination 281 that diverges and microwave is imported radial pattern resonator 21 and even ripple device 22.
As shown in figure 5, one end of fork waveguide combination 281 is connected with resonator 21, the other end by circulator 282 and
Magnetron 29 is connected.In the art, circulator is non-reversible Transmission Part, commonly used to connect microwave source and resonance
Chamber.When the microwave power in resonator cannot all be absorbed by material, part microwave power reflection enters end by circulator
End load (for example, water load), to avoid extra microwave power returns to microwave source and damages magnetron.
Below by it is simple introduce the present invention ballast is dried and the operating method of the device of temperature control.
First, feelings of the apparatus of the present invention with miscellaneous equipment interconnection during drying and temperature control will be introduced with reference to Fig. 6
Condition.As shown in fig. 6, elevating mechanism 30 can be associated with railway walking arrangement 60 or be placed within the railway walking arrangement, the iron
Road walking arrangement 60 includes wheel 61 and compartment/frame 62, and can be associated with other vehicles.
As it was earlier mentioned, the high pressure positive blower 42 of temperature-control units 40 is by air supply duct 41 and is placed on compartment/frame 62
External hot air source connection, which can be diesel hot-air furnace or other similar hot air sources, to be supplied to high pressure positive blower 42
Answer hot wind.In external hot air source be equipped with burner, maximum provide heat can be 1,000,000 kilocalories/hour, heating efficiency >=80%,
Maximum atmosphere temperature rising is to 150 DEG C, the temperature difference ± 5 DEG C.Drying air fan and cooling blower, the maximum of drying air fan are equipped in high pressure positive blower
Air quantity is 30,000m3/ h, maximum wind pressure 50MPa, the maximum quantity of wind of cooling blower is 30,000m3/ h, maximum wind pressure are
50KPa。
Temperature-control units 40 can also include temperature adjustment blower fan and temperature adjustment fan housing (not shown) etc..Microwave heating component 20 from
Mobile generator 50 obtains power source, such as 200KVA/160KW generators.100KW can also be selected according to equipment complex power
To the diesel-driven generator of 400KW.
When using apparatus of the present invention that ballast is dried and temperature control, under the lifting column for making elevating mechanism 30 first
Drop, and the microwave heating component 20 being attached to is driven to drop to down position together.Using from mobile generator 50
Power, driving microwave heating component 20 provide microwave to the ballast of ballasted track railway roadbed, moisture are vaporized, while starts high-pressure blast
Machine 42 blows high-pressure blast to railway roadbed, to remove the moisture or steam in ballast.When ballast temperature is more than set point of temperature, temperature control is utilized
Device 40 controls ballast temperature.Specifically, when ballast temperature is higher than set point of temperature, high pressure positive blower 42 starts, will
Supplied to ballast after external cold wind pressurization, so that ballast temperature drops to set point of temperature；When ballast temperature is less than set point of temperature
When, diesel hot-air furnace work, and pass through air supply duct 41 and give hot wind to high pressure positive blower 42, after high pressure positive blower 42 pressurizes hot wind
Supplied to ballast, so that ballast temperature rises to set point of temperature.By above-mentioned temperature control process, ballast temperature can be adjusted to suitable
The temperature of foaming polyurethane material is closed, while removes moisture and steam completely from ballast.Alternatively, diesel hot-air furnace and high-pressure blast
Machine can work at the same time, and hot wind and cold wind are mixed into the mixed gas with set point of temperature and are supplied to ballast.Dry and
At the end of temperature control process, microwave heating component 20 is risen to from down position by raised position by elevating mechanism 30 and stops making
Industry.
Although the structurally and operationally method of apparatus of the present invention is illustrated above in association with preferred embodiment, this
Those of ordinary skill in technical field is it should be appreciated that above-mentioned example is intended merely to explanation, and cannot function as to the present invention
Limitation, for example, magnetron 23 and 29 can be applied in combination.Further, since microwave heating component and temperature-control units can be
Two components for being separated from each other and independently playing heating and temperature control function can have arbitrary position relationship, bag between them
Include top, lower section, left side, right side, front, rear etc..It therefore, can be in the spirit of claims to this hair
Bright carry out modification.These modifications will all fall within the scope of required by claims of the present invention.
Claims (6)
- Ballast is dried and the device of temperature control 1. a kind of, which is characterized in that including：Microwave heating component (20), the microwave heating component (20) supply microwave to remove the water in ballast to the ballast Point；Temperature-control units (40), the temperature-control units (40) are by supplying hot wind or cold wind to adjust the temperature of the ballast to pre- Constant temperature degree；AndElevating mechanism (30), the elevating mechanism (30) is connected with the microwave heating component (20), so that the microwave heating Component (20) lifts between raised position and down position；The elevating mechanism (30) includes lifting column (31), stent (33) and rotatable multiple idler wheels on rail (32), the temperature-control units (40) are mounted on above the stent (33), and the microwave heating component (20) passes through the lifting Column (31) lifts below the stent (33)；The microwave heating component (20) includes the frame (26) being connected with the elevating mechanism (30), is opened from the frame (26) Begin from top to bottom to arrange magnetron (23,29), waveguide (24), resonator (25) and the even ripple device (22) to communicate with each other, so that The microwave that the magnetron (23,29) sends is defeated from the even ripple device (22) by the waveguide (24) and the resonator (25) Go out, the ballast is heated；The frame (26) is equipped with the containment member (27) for preventing microwave leakage and leakage in its peripheral position can restrain device (25).
- 2. device as described in claim 1, which is characterized in that the magnetron (23) is the household small-size magnetic control of 2540MHz Pipe.
- 3. device as described in claim 1, which is characterized in that the magnetron (29) is the industrial large-scale magnetic control of 915MHz Pipe.
- 4. device as described in claim 1, which is characterized in that the waveguide (24) is that microwave is imported the resonator (21) With the fork waveguide combination (281) of the even ripple device (22), one end of the fork waveguide combination (281) and the resonator (21) it is connected, the other end is connected by circulator (282) with the magnetron (29).
- 5. device as described in claim 1, which is characterized in that the temperature-control units (40) include high pressure positive blower (42) and air-supply Pipeline (41), the high pressure positive blower (42) is connected by the air supply duct (41) with external hot air source, selectively to supply The temperature controlled gas of at least one of hot wind and cold wind should be included.
- 6. a kind of method for operating device as described in claim 1, comprises the following steps：By the elevating mechanism (30) the microwave heating component (20) is made to drop to down position；The microwave heating component (20) is driven to provide microwave to the ballast, to remove the moisture in the ballast；Hot wind and/or cold wind are supplied using the temperature-control units (40) adjusting the temperature of the ballast to predetermined temperature；By the elevating mechanism (30) the microwave heating component (20) is made to rise to raised position；AndBy magnetron (23,29), even ripple device (22), containment member (27) and leakage can restrain device (25) control microwave it is strong and weak with And prevent microwave leakage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160781.6A CN104120639B (en) | 2013-04-25 | 2013-04-25 | Ballast is dried and the device and its operating method of temperature control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160781.6A CN104120639B (en) | 2013-04-25 | 2013-04-25 | Ballast is dried and the device and its operating method of temperature control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104120639A CN104120639A (en) | 2014-10-29 |
| CN104120639B true CN104120639B (en) | 2018-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310160781.6A Expired - Fee Related CN104120639B (en) | 2013-04-25 | 2013-04-25 | Ballast is dried and the device and its operating method of temperature control |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104963247A (en) * | 2015-05-04 | 2015-10-07 | 江苏威拓公路养护设备有限公司 | Microwave drying equipment for high-speed railway ballast |
| CN106335141A (en) * | 2015-07-13 | 2017-01-18 | 科思创聚合物（中国）有限公司 | Manufacturing method for molded item |
| CN105783491A (en) * | 2016-04-09 | 2016-07-20 | 安徽众尚微波科技有限公司 | Microwave generation device for microwave drying equipment |
| CN108265590B (en) * | 2018-03-13 | 2023-05-26 | 安徽工程大学 | Hydraulic control system of microwave heating asphalt pavement in-situ heat regeneration device |
| CN108252189B (en) * | 2018-03-13 | 2023-06-06 | 安徽工程大学 | Microwave heating asphalt pavement in-situ heat regeneration device and method |
| CN111676790B (en) * | 2020-05-27 | 2021-11-16 | 江苏集萃道路工程技术与装备研究所有限公司 | In-situ microwave heating machine, microwave in-situ resonance heating device and construction method |
| CN111764050B (en) * | 2020-06-19 | 2021-08-10 | 北京卫星制造厂有限公司 | Insulation board production line |
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| CN203247466U (en) * | 2013-04-25 | 2013-10-23 | 拜耳材料科技(中国)有限公司 | Device for conducting drying and temperature control on railway ballast |
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| CN102259402A (en) * | 2011-05-31 | 2011-11-30 | 上海齐敬机械有限公司 | Polyurethane foaming auxiliary equipment and polyurethane foaming auxiliary process |
| CN102787548A (en) * | 2012-08-30 | 2012-11-21 | 重庆交通大学 | In-site heating regeneration maintenance vehicle for asphalt pavements |
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